Hermawan, Andi, SMK PGRI 2 Cibinong

• Vol 3, No 3 (2022) - Articles
  Optimization of Improving Organizational Citizenship Behaviour (OCB) through Personality Strengthening, Interpersonal Communication, and Organizational Justice
  Abstract  PDF
• Vol 4, No 1 (2023) - Articles
  Teacher Performance Improvement Optimization through Teamwork Strengthening, Interpersonal Communication, Adversity Quotient and Work Motivation
  Abstract  PDF

Indonesian Journal of Education and Mathematics Science

Universitas Muhammadiyah Sumatera Utara
Kampus Utama
Jl. Kapten Muchtar Basri No.3, Glugur Darat II,Medan
Sumatera Utara-20238
E-mail: ijems@umsu.ac.id

This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.